IoT (Internet of Things) is nothing but the actual internet working of physical devices. C connected devices, smart devices, buildings and other items which are embedded with electronics, software, sensors and network connectivity that enable these objects to collect and exchange data.
These are the unique identifiers and have the ability to transfer data over a network without requiring human to human or human to computer interaction.
Let us detail you what an IoT is all about. A complete IoT system is composed of 4 distinct components – sensors/devices, connectivity, data processing and a user interface.
1) Sensors/Devices:
These sensors/devices collect data from the environment. This could be any data ranging from a small message to a full video feed. Once the data gets to the cloud the particular software processes, it and will decide to perform an action. These actions can include sending an alert or automatically adjusting the sensors/devices without the user’s interference.
2) Connectivity:
Next, the data gets to the cloud. And the sensors/devices get connected to the cloud through various means which include satellite, cellular, Wi-Fi, Bluetooth, Low-Power Wide Area Networks (LPWAN), or connects directly to the internet via ethernet. Whatever the means, they accomplish the same task of getting data to the cloud.
3) Processing of data:
Once the data gets over to the cloud, the specific software performs some kind of processing on it. This processing of data can vary from being simple to complex. It can be as simple as a temperature reading or it can be as complex such as using a computer vision on video to identify objects.
4) User interface:
The data or the information is ultimately made useful to the end user in some way. This process could be via text messages, email notification to the user. Depending on the IoT application, the user may be able to perform an action and affect the system.
Any adjustments that the user makes are then sent in the opposite direction through the system – from the user interface, to the cloud, and then back to the sensors/devices to make the desired change.
We can monitor our homes and families remotely to keep them safe with these new technologies.
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